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प्रश्न
Friedrich Wohler converted an inorganic compound into an organic compound in the laboratory.
Write the name and formula of organic compound formed.
उत्तर
The name of the organic compound formed is urea, and its formula is CO(NH2)2.
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संबंधित प्रश्न
State the type of bonding in the following molecule.
Water
Write any three features and give two examples of covalent compounds
What do you call the compounds having the same molecular formula but different structural arrangements of atoms?
Name one covalent compound containing chlorine.
Draw the electron-dot structure of CO2 compound and state the type of bonding.
Draw the electron-dot structure of N2 and state the type of bonding.
What is graphite?
One of the following compounds is not ionic in nature. This compound is:
(a) Lithium chloride
(b) Ammonium chloride
(c) Calcium chloride
(d) Carbon tetrachloride
A solid element X has four electrons in the outermost shell of its atom. An allotrope Y of this element is used as a dry lubricant in machinery and also in making pencil leads.
(a) What is element X?
(b) Name the allotrope Y.
(c) State whether allotrope Y is a good conductor or non-conductor of electricity.
(d) Name one use of allotrope Y (other than lubrication and pencil leads)
(e) Name two other allotropes of element X.
Explain the following term with example.
Unsaturated hydrocarbon
Observe the straight chain hydrocarbons given below and answer the following
questions :
i) Which of the straight chain compounds from A and B is saturated and unsaturated straight chains?
ii) Name these straight chains.
iii) Write their chemical formulae and number of – CH2 - units.
Taking hydrogen chloride and methane as examples, distinguish between a polar covalent bond and a non polar covalent bond.
Explain the following briefly.
Pure water does not conduct electricity, but on adding sodium chloride to it, it starts conducting electricity.
The particles present in strong electrolytes are
Element A has 2 electrons in its M shell. Element B has atomic number 7.
If the compound formed between A and B is melted and an electric current is passed through the molten compound, the element A will be obtained at the ______ and B at the ______ of the electrolytic cell.
Name the types of Hydrocarbons.
Write an Explanation.
Alkyne
A molecule of ammonia (NH3) has
Carbon can neither form C4- cation nor C4 anion. Why?
